<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="./style/2-3.css"
    <title></title>
</head>
<body>
    <div class="box">
        <div class="html">
            html
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        <div class="css">
            css
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        <div class="java">
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        <div class="vue">
            vue
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        <div class="react">
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</body>
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